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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

Diss Factsheets

Toxicological information

Acute Toxicity: other routes

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Administrative data

Endpoint:
acute toxicity: other routes
Type of information:
experimental study
Adequacy of study:
weight of evidence
Reliability:
4 (not assignable)
Rationale for reliability incl. deficiencies:
other: Data obtained from an authoritative secondary source.

Data source

Reference
Reference Type:
secondary source
Title:
Nippon Yakurigaku Zasshi. Japanese Journal of Pharmacology. Vol. 53, Pg. 227S, 1957. (2-Amino-4-methylpyridine)
Year:
1957
Bibliographic source:
http://chem.sis.nlm.nih.gov/chemidplus/rn/695-34-1

Materials and methods

Test guideline
Qualifier:
no guideline available
Version / remarks:
Data cited in ChemIDplus database with reference.
Principles of method if other than guideline:
Data cited in ChemIDplus database. Only result is provided on the database.
GLP compliance:
not specified
Remarks:
No other information from the data source.

Test material

Constituent 1
Chemical structure
Reference substance name:
4-methyl-2-pyridylamine
EC Number:
211-780-9
EC Name:
4-methyl-2-pyridylamine
Cas Number:
695-34-1
Molecular formula:
C6H8N2
IUPAC Name:
4-methylpyridin-2-amine
Constituent 2
Reference substance name:
2-Amino-4-methylpyridine
IUPAC Name:
2-Amino-4-methylpyridine
Test material form:
solid: particulate/powder
Specific details on test material used for the study:
No specific details on test material used for the study was provided.

Test animals

Species:
mouse
Strain:
not specified
Sex:
not specified
Details on test animals or test system and environmental conditions:
No other information from the data source.

Administration / exposure

Route of administration:
subcutaneous
Vehicle:
not specified
Details on exposure:
No other information from the data source.
Doses:
No data
No. of animals per sex per dose:
No data
Control animals:
not specified
Details on study design:
No other information from the data source.

Results and discussion

Effect levels
Key result
Sex:
not specified
Dose descriptor:
LD50
Effect level:
ca. 64 mg/kg bw
Based on:
not specified
Remarks on result:
other: Data obtained from an authoritative secondary source.
Mortality:
No data
Clinical signs:
No data
Body weight:
No data
Gross pathology:
No data
Other findings:
No data

Applicant's summary and conclusion

Conclusions:
The LD50 of mice is found to be 64 mg/kg bw through subcutaneous administration of 2-Amino-4-methylpyridine.
Executive summary:

The LD50 of mice is found to be 64 mg/kg bw through subcutaneous administration of 2-Amino-4-methylpyridine.